JPS527274A - Lighting control system of liquid crystal watch - Google Patents
Lighting control system of liquid crystal watchInfo
- Publication number
- JPS527274A JPS527274A JP8332775A JP8332775A JPS527274A JP S527274 A JPS527274 A JP S527274A JP 8332775 A JP8332775 A JP 8332775A JP 8332775 A JP8332775 A JP 8332775A JP S527274 A JPS527274 A JP S527274A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- control system
- lighting control
- crystal watch
- control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/0023—Visual time or date indication means by light valves in general
- G04G9/0029—Details
- G04G9/0047—Details electrical, e.g. selection or application of the operating voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electric Clocks (AREA)
Abstract
PURPOSE:To control lighting to liquid crystal indicater effectively by using a ready equipped switch, has no direct affection to the counting circuit of time system and calender system, both as lighting control and counting control.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8332775A JPS527274A (en) | 1975-07-07 | 1975-07-07 | Lighting control system of liquid crystal watch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8332775A JPS527274A (en) | 1975-07-07 | 1975-07-07 | Lighting control system of liquid crystal watch |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS527274A true JPS527274A (en) | 1977-01-20 |
Family
ID=13799322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8332775A Pending JPS527274A (en) | 1975-07-07 | 1975-07-07 | Lighting control system of liquid crystal watch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS527274A (en) |
-
1975
- 1975-07-07 JP JP8332775A patent/JPS527274A/en active Pending
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